Home / 8,782.43-13,175.73-2,542.59

Finding the Fourth Proportional to 8,782.43, 13,175.73 and 2,542.59

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Solution

The fourth proportional to 8,782.43, 13,175.73 and 2,542.59 is: 3,814.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782.43 : 13,175.73 = 2,542.59 : x
  2. Step 2: Convert to fraction form
    8,782.43/13,175.73 = 2,542.59/x
  3. Step 3: Cross multiply
    8,782.43x = 13,175.73 × 2,542.59
  4. Step 4: Simplify right side
    8,782.43x = 33,500,479.34
  5. Step 5: Solve for x
    x = 33,500,479.34/8,782.43
  6. Step 6: Final answer
    x = 3,814.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.